Respuesta :
Answer:
7x+2y=-17
Step-by-step explanation:
Add 2x and 5x to get 7x
Add the y's
3y + (-1y) OR 3y - y
Which gives you 2y
add the (-5 and -12)
-12 + (-5) or -12 - 5 giving you -15
7x+2y=-17
Answer:7X+2Y=-17
Step-by-step explanation:
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